EP1049913A4 - Video imaging of superficial biological tissue layers using polarized light - Google Patents

Video imaging of superficial biological tissue layers using polarized light

Info

Publication number
EP1049913A4
EP1049913A4 EP99903291A EP99903291A EP1049913A4 EP 1049913 A4 EP1049913 A4 EP 1049913A4 EP 99903291 A EP99903291 A EP 99903291A EP 99903291 A EP99903291 A EP 99903291A EP 1049913 A4 EP1049913 A4 EP 1049913A4
Authority
EP
European Patent Office
Prior art keywords
polarized light
biological tissue
tissue layers
video imaging
superficial biological
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
EP99903291A
Other languages
German (de)
French (fr)
Other versions
EP1049913A1 (en
Inventor
Steven L Jacques
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Providence Health System Oregon
Original Assignee
Providence Health System Oregon
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Providence Health System Oregon filed Critical Providence Health System Oregon
Publication of EP1049913A1 publication Critical patent/EP1049913A1/en
Publication of EP1049913A4 publication Critical patent/EP1049913A4/en
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J4/00—Measuring polarisation of light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/21—Polarisation-affecting properties
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
EP99903291A 1998-01-23 1999-01-22 Video imaging of superficial biological tissue layers using polarized light Ceased EP1049913A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/012,886 US6177984B1 (en) 1998-01-23 1998-01-23 Video imaging of superficial biological tissue layers using polarized light
US12886 1998-01-23
PCT/US1999/001350 WO1999037980A1 (en) 1998-01-23 1999-01-22 Video imaging of superficial biological tissue layers using polarized light

Publications (2)

Publication Number Publication Date
EP1049913A1 EP1049913A1 (en) 2000-11-08
EP1049913A4 true EP1049913A4 (en) 2004-07-07

Family

ID=21757224

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99903291A Ceased EP1049913A4 (en) 1998-01-23 1999-01-22 Video imaging of superficial biological tissue layers using polarized light

Country Status (5)

Country Link
US (2) US6177984B1 (en)
EP (1) EP1049913A4 (en)
AU (1) AU732108B2 (en)
CA (1) CA2321842C (en)
WO (1) WO1999037980A1 (en)

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US6907193B2 (en) 2001-11-08 2005-06-14 Johnson & Johnson Consumer Companies, Inc. Method of taking polarized images of the skin and the use thereof
CA2469773A1 (en) * 2001-12-11 2003-07-03 C2Cure Inc. Apparatus, method and system for intravascular photographic imaging
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FI20031143A0 (en) * 2003-08-08 2003-08-08 Wallac Oy Optical Focusing Method and Arrangement
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FR2878424B1 (en) * 2004-11-26 2008-02-01 Oreal METHOD FOR OBSERVING A BIOLOGICAL TISSUE, IN PARTICULAR HUMAN SKIN
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US9597024B2 (en) * 2005-02-09 2017-03-21 Medici Instruments Llc Methods and apparatuses for noninvasive determinations of analytes
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US8514380B2 (en) * 2006-02-13 2013-08-20 Boston Applied Technologies, Inc. Polarization imaging apparatus with auto-calibration
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CN100510700C (en) * 2006-12-30 2009-07-08 清华大学深圳研究生院 Linear polarization optical imaging method and device
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JP2012524276A (en) * 2009-04-14 2012-10-11 ザ ジェネラル ホスピタル コーポレーション Method and apparatus for multimodal imaging of biological tissue
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CN103630506B (en) * 2012-08-20 2016-10-26 台医光电科技股份有限公司 Detection module and detection device
KR102028199B1 (en) * 2012-08-28 2019-10-04 한국전자통신연구원 Medical diagnosis device and method for controlling the device
US9257763B2 (en) 2013-07-02 2016-02-09 Gyrus Acmi, Inc. Hybrid interconnect
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US5598842A (en) * 1993-09-03 1997-02-04 Toa Medical Electronics Co., Ltd. Non-invasive blood analyzer and method using the same

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DE4217852A1 (en) * 1992-05-29 1993-12-02 Jenoptik Jena Gmbh Detecting and analysing cell tissue structure in vivo by light polarisation - using laser source, analyser and difference detector in microscope assembly for distinguishing between healthy and pathological tissue for early tumour diagnosis
US5598842A (en) * 1993-09-03 1997-02-04 Toa Medical Electronics Co., Ltd. Non-invasive blood analyzer and method using the same

Non-Patent Citations (1)

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Title
See also references of WO9937980A1 *

Also Published As

Publication number Publication date
US6177984B1 (en) 2001-01-23
CA2321842A1 (en) 1999-07-29
AU732108B2 (en) 2001-04-12
US6437856B1 (en) 2002-08-20
AU2335199A (en) 1999-08-09
CA2321842C (en) 2002-11-12
WO1999037980A1 (en) 1999-07-29
EP1049913A1 (en) 2000-11-08

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